Re: Re: pg_dump and LOs (another proposal)

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От Philip Warner
Тема Re: Re: pg_dump and LOs (another proposal)
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Msg-id 3.0.5.32.20000706025427.00cd7100@mail.rhyme.com.au
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Ответ на Re: pg_dump and LOs (another proposal)  (Tom Lane <tgl@sss.pgh.pa.us>)
Ответы Re: Re: pg_dump and LOs (another proposal)  (Tom Lane <tgl@sss.pgh.pa.us>)
Re: Re: pg_dump and LOs (another proposal)  (Peter Eisentraut <peter_e@gmx.net>)
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At 11:09 5/07/00 -0400, Tom Lane wrote:
>Philip Warner <pjw@rhyme.com.au> writes:
>> Having now flirted with recreating BLOBs (and even DBs) with matching OIDs,
>> I find myself thinking it's a waste of effort for the moment. A modified
>> version of the system used by Pavel Janik in pg_dumplo may be substantially
>> more reliable than my previous proposal:
>
>I like this a lot better than trying to restore the original OIDs.  For
>one thing, the restore-original-OIDs idea cannot be made to work if what
>we want to do is load additional tables into an existing database.
>

The thing that bugs me about this if for 30,000 rows, I do 30,000 updates
after the restore. It seems *really* inefficient, not to mention slow.

I'll also have to modify pg_restore to talk to the database directly (for
lo import). As a result I will probably send the entire script directly
from withing pg_restore. Do you know if comment parsing ('--') is done in
the backend, or psql?




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